eraser param sweep

eraser — pick best (model, threshold)

DIAGRAM view: red = print ERASED (want none — recovered lines). HANDWRITING view: red = handwriting KEPT (want none — should be erased). Metrics: R=print recall (GT<0.9), miss=print px lost, HWerase=handwriting erase rate. Click a cell to mark your pick.

model \ thr	thr 0.3	thr 0.2	thr 0.1	thr 0.05	thr 0.02
shadow-aug-v3	R=0.955 miss=9006 HWerase=0.994	R=0.969 miss=6296 HWerase=0.993	R=0.978 miss=4356 HWerase=0.992	R=0.981 miss=3729 HWerase=0.991	R=0.983 miss=3375 HWerase=0.991
thin-mask-v4	R=0.978 miss=4463 HWerase=0.991	R=0.982 miss=3517 HWerase=0.990	R=0.987 miss=2673 HWerase=0.989	R=0.988 miss=2356 HWerase=0.989	R=0.989 miss=2195 HWerase=0.989
faint-print-v5	R=0.985 miss=2917 HWerase=0.989	R=0.990 miss=1954 HWerase=0.989	R=0.994 miss=1175 HWerase=0.988	R=0.995 miss=940 HWerase=0.988	R=0.996 miss=841 HWerase=0.988